JI

Jeffrey D. Irvine

HO Howmet: 2 patents #31 of 110Top 30%
HR Howmet Research: 1 patents #57 of 117Top 50%
Overall (All Time): #1,634,340 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5922148 Ultra low sulfur superalloy castings and method of making Russell G. Vogt, Donald L. Bierstine, Christine M. Stabile, John R. Mihalisin, Jeffery S. Smith +3 more 1999-07-13
5618353 Cleaning, method for cleaning internal airfoil cooling passages Jeffery S. Smith, Patrick L. Conroy 1997-04-08
5507306 Cleaning apparatus and method for cleaning internal airfoil cooling passages Jeffery S. Smith, Patrick L. Conroy 1996-04-16